
unused_funs.erl:10:9: The pattern 'error' can never match the type 'other_error'
unused_funs.erl:15:1: Function not_used/0 will never be called
unused_funs.erl:19:1: Function foo/1 will never be called
unused_funs.erl:7:1: Function test/0 has no local return
